Picnic backpack



FIG. 1 is a perspective view of a picnic backpack, showing my new design in a closed configuration;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a left-side elevational view of FIG. 1;

FIG. 5 is a right-side elevational view of FIG. 1;

FIG. 6 is a top plan view of FIG. 1;

FIG. 7 is a bottom plan view of FIG. 1;

FIG. 8 is a rear perspective view of FIG. 1;

FIG. 9 is a perspective view thereof, illustrated in an open configuration;

FIG. 10 is a front elevational view of FIG. 9;

FIG. 11 is a rear elevational view of FIG. 9;

FIG. 12 is a left-side elevational view of FIG. 9;

FIG. 13 is a right-side elevational view of FIG. 9;

FIG. 14 is a top plan view of FIG. 9; and,

FIG. 15 is a bottom plan view of FIG. 9.

The circle of broken lines shown in FIGS. 6 and 14 inside the left side pocket depict the claim boundary and form no part of the claim. The subject matter inside the broken line circle forms no part of the claim. 

CLAIM The ornamental design for a picnic backpack, as shown and described. 